Warning: Permanently added '10.128.1.59' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 28.198863] ODEBUG: free active (active state 0) object type: rcu_head hint: (null) [ 28.208407] ------------[ cut here ]------------ [ 28.213157] WARNING: CPU: 1 PID: 7986 at lib/debugobjects.c:287 debug_print_object.cold+0xa7/0xdb [ 28.222142] Kernel panic - not syncing: panic_on_warn set ... [ 28.222142] [ 28.229476] CPU: 1 PID: 7986 Comm: syz-executor305 Not tainted 4.14.290-syzkaller #0 [ 28.237326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 28.246654] Call Trace: [ 28.249208] [ 28.251333] dump_stack+0x1b2/0x281 [ 28.254933] panic+0x1f9/0x42d [ 28.258108] ? add_taint.cold+0x16/0x16 [ 28.262059] ? debug_print_object.cold+0xa7/0xdb [ 28.266788] ? debug_print_object.cold+0xa7/0xdb [ 28.271515] __warn.cold+0x20/0x44 [ 28.275032] ? ist_end_non_atomic+0x10/0x10 [ 28.279323] ? debug_print_object.cold+0xa7/0xdb [ 28.284052] report_bug+0x208/0x250 [ 28.287651] do_error_trap+0x195/0x2d0 [ 28.291509] ? math_error+0x2d0/0x2d0 [ 28.295283] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.300097] invalid_op+0x1b/0x40 [ 28.303523] RIP: 0010:debug_print_object.cold+0xa7/0xdb [ 28.308855] RSP: 0018:ffff8880ba507d00 EFLAGS: 00010082 [ 28.314191] RAX: 0000000000000051 RBX: 0000000000000003 RCX: 0000000000000000 [ 28.321434] RDX: 0000000000000100 RSI: ffffffff878bc880 RDI: ffffed10174a0f96 [ 28.328674] RBP: ffffffff878b1a00 R08: 0000000000000051 R09: 0000000000000000 [ 28.335915] R10: 0000000000000000 R11: ffff8880986585c0 R12: 0000000000000000 [ 28.343158] R13: 0000000000000000 R14: ffff88808c900140 R15: ffff88809b170380 [ 28.350409] debug_check_no_obj_freed+0x3b7/0x680 [ 28.355229] ? debug_object_deactivate+0x1da/0x2e0 [ 28.360131] ? debug_object_activate+0x490/0x490 [ 28.364862] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.370295] kfree+0xb9/0x250 [ 28.373382] __tcindex_destroy+0x2e/0x70 [ 28.377415] ? __tcindex_partial_destroy+0x50/0x50 [ 28.382315] rcu_process_callbacks+0x780/0x1180 [ 28.386959] ? note_gp_changes+0x2f0/0x2f0 [ 28.391165] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.396598] __do_softirq+0x24d/0x9ff [ 28.400373] ? check_preemption_disabled+0x35/0x240 [ 28.405365] irq_exit+0x193/0x240 [ 28.408791] smp_apic_timer_interrupt+0x141/0x5e0 [ 28.413606] apic_timer_interrupt+0x93/0xa0 [ 28.417898] [ 28.420120] RIP: 0010:deref_stack_reg+0xc/0x1a0 [ 28.424776] RSP: 0018:ffff88809eb7efc0 EFLAGS: 00000287 ORIG_RAX: ffffffffffffff10 [ 28.432454] RAX: dffffc0000000000 RBX: 1ffff11013d6fe01 RCX: ffffffff8ac7f1d0 [ 28.439696] RDX: ffff88809eb7f0d0 RSI: ffff88809eb7fee8 RDI: ffff88809eb7f090 [ 28.447028] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001 [ 28.454271] R10: ffff88809eb7ff00 R11: 0000000000000001 R12: ffff88809eb7f0c5 [ 28.461512] R13: ffff88809eb7f0c8 R14: ffff88809eb7f0e0 R15: ffff88809eb7f090 [ 28.468761] unwind_next_frame+0xfcc/0x17d0 [ 28.473067] ? SyS_sendmsg+0x27/0x40 [ 28.476753] ? deref_stack_reg+0x1a0/0x1a0 [ 28.480957] ? is_bpf_text_address+0xb8/0x150 [ 28.485425] ? kernel_text_address+0xbd/0xf0 [ 28.489813] ? SyS_sendmsg+0x27/0x40 [ 28.493512] __save_stack_trace+0x90/0x160 [ 28.497720] ? do_syscall_64+0x1d5/0x640 [ 28.501764] kasan_kmalloc+0xeb/0x160 [ 28.505535] ? kasan_kmalloc+0xeb/0x160 [ 28.509479] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 28.514292] ? tcindex_alloc_perfect_hash+0x18a/0x3c0 [ 28.519455] ? tcindex_set_parms+0x13fd/0x17c0 [ 28.524008] ? tcindex_change+0x1c1/0x2c0 [ 28.528125] ? tc_ctl_tfilter+0xb54/0x1c10 [ 28.532347] ? rtnetlink_rcv_msg+0x3be/0xb10 [ 28.536726] ? netlink_rcv_skb+0x125/0x390 [ 28.540931] ? netlink_unicast+0x437/0x610 [ 28.545137] ? netlink_sendmsg+0x648/0xbc0 [ 28.549345] ? sock_sendmsg+0xb5/0x100 [ 28.553502] ? ___sys_sendmsg+0x6c8/0x800 [ 28.557621] ? __sys_sendmsg+0xa3/0x120 [ 28.561570] ? SyS_sendmsg+0x27/0x40 [ 28.565265] ? do_syscall_64+0x1d5/0x640 [ 28.569308] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.574644] ? trace_hardirqs_on+0x10/0x10 [ 28.578857] ? trace_hardirqs_on+0x10/0x10 [ 28.583064] ? cache_alloc_refill+0x2fa/0x350 [ 28.587531] ? lock_downgrade+0x740/0x740 [ 28.591651] ? fs_reclaim_release+0xd0/0x110 [ 28.596031] ? mark_held_locks+0xa6/0xf0 [ 28.600068] ? kmem_cache_alloc_trace+0x2d4/0x3d0 [ 28.604885] kmem_cache_alloc_trace+0x131/0x3d0 [ 28.609528] tcindex_alloc_perfect_hash+0x18a/0x3c0 [ 28.614516] tcindex_set_parms+0x13fd/0x17c0 [ 28.618893] ? kasan_kmalloc+0x139/0x160 [ 28.622927] ? tcindex_classify+0x470/0x470 [ 28.627218] ? __sys_sendmsg+0xa3/0x120 [ 28.631161] ? SyS_sendmsg+0x27/0x40 [ 28.634851] ? do_syscall_64+0x1d5/0x640 [ 28.638890] ? do_syscall_64+0x1d5/0x640 [ 28.642922] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.648260] ? trace_hardirqs_on+0x10/0x10 [ 28.652469] ? nla_parse+0x157/0x1f0 [ 28.656155] tcindex_change+0x1c1/0x2c0 [ 28.660113] ? tcindex_set_parms+0x17c0/0x17c0 [ 28.664665] ? tcindex_init+0x50/0x170 [ 28.668523] ? tcindex_lookup+0x8d/0x310 [ 28.672554] tc_ctl_tfilter+0xb54/0x1c10 [ 28.676589] ? tcf_block_put+0x220/0x220 [ 28.680622] ? rtnetlink_rcv_msg+0x31d/0xb10 [ 28.685015] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 28.690437] ? tcf_block_put+0x220/0x220 [ 28.694468] rtnetlink_rcv_msg+0x3be/0xb10 [ 28.698675] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 28.703147] ? __netlink_lookup+0x345/0x5d0 [ 28.707444] netlink_rcv_skb+0x125/0x390 [ 28.711479] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 28.715948] ? netlink_ack+0x9a0/0x9a0 [ 28.719808] netlink_unicast+0x437/0x610 [ 28.723841] ? netlink_sendskb+0xd0/0xd0 [ 28.727878] ? __check_object_size+0x179/0x230 [ 28.732434] netlink_sendmsg+0x648/0xbc0 [ 28.736466] ? nlmsg_notify+0x1b0/0x1b0 [ 28.740411] ? kernel_recvmsg+0x210/0x210 [ 28.744544] ? security_socket_sendmsg+0x83/0xb0 [ 28.749273] ? nlmsg_notify+0x1b0/0x1b0 [ 28.753219] sock_sendmsg+0xb5/0x100 [ 28.756907] ___sys_sendmsg+0x6c8/0x800 [ 28.760851] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 28.765579] ? trace_hardirqs_on+0x10/0x10 [ 28.769785] ? trace_hardirqs_on+0x10/0x10 [ 28.774006] ? apparmor_file_alloc_security+0x129/0x800 [ 28.779339] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.784760] ? __lockdep_init_map+0x100/0x560 [ 28.789237] ? __fd_install+0x1ec/0x5c0 [ 28.793184] ? lock_acquire+0x170/0x3f0 [ 28.797143] ? lock_downgrade+0x740/0x740 [ 28.801276] ? __fdget+0x167/0x1f0 [ 28.804799] ? sockfd_lookup_light+0xb2/0x160 [ 28.809268] __sys_sendmsg+0xa3/0x120 [ 28.813041] ? SyS_shutdown+0x160/0x160 [ 28.816990] ? move_addr_to_kernel+0x60/0x60 [ 28.821371] SyS_sendmsg+0x27/0x40 [ 28.824881] ? __sys_sendmsg+0x120/0x120 [ 28.828913] do_syscall_64+0x1d5/0x640 [ 28.832775] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.837940] RIP: 0033:0x7f42600501f9 [ 28.841624] RSP: 002b:00007ffeea6dd158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 28.849302] RAX: ffffffffffffffda RBX: 0000000000006e25 RCX: 00007f42600501f9 [ 28.856543] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 28.863785] RBP: 0000000000000000 R08: 00007ffeea6dd2f8 R09: 00007ffeea6dd2f8 [ 28.871032] R10: 00007ffeea6dd2f8 R11: 0000000000000246 R12: 00007ffeea6dd16c [ 28.878272] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 28.885517] [ 28.885519] ====================================================== [ 28.885521] WARNING: possible circular locking dependency detected [ 28.885522] 4.14.290-syzkaller #0 Not tainted [ 28.885524] ------------------------------------------------------ [ 28.885525] syz-executor305/7986 is trying to acquire lock: [ 28.885526] ((console_sem).lock){..-.}, at: [] down_trylock+0xe/0x60 [ 28.885530] [ 28.885532] but task is already holding lock: [ 28.885532] (&obj_hash[i].lock){-.-.}, at: [] debug_check_no_obj_freed+0x135/0x680 [ 28.885536] [ 28.885538] which lock already depends on the new lock. [ 28.885539] [ 28.885539] [ 28.885541] the existing dependency chain (in reverse order) is: [ 28.885542] [ 28.885542] -> #5 (&obj_hash[i].lock){-.-.}: [ 28.885547] _raw_spin_lock_irqsave+0x8c/0xc0 [ 28.885548] debug_object_activate+0x10f/0x490 [ 28.885549] enqueue_hrtimer+0x22/0x3b0 [ 28.885551] hrtimer_start_range_ns+0x4a0/0x10b0 [ 28.885552] schedule_hrtimeout_range_clock+0x144/0x320 [ 28.885554] wait_task_inactive+0x469/0x520 [ 28.885555] __kthread_bind_mask+0x1f/0xb0 [ 28.885556] create_worker+0x437/0x6c0 [ 28.885557] workqueue_init+0x4ef/0x756 [ 28.885559] kernel_init_freeable+0x3ac/0x626 [ 28.885560] kernel_init+0xd/0x15e [ 28.885561] ret_from_fork+0x24/0x30 [ 28.885562] [ 28.885562] -> #4 (hrtimer_bases.lock){-.-.}: [ 28.885567] _raw_spin_lock_irqsave+0x8c/0xc0 [ 28.885568] hrtimer_start_range_ns+0x77/0x10b0 [ 28.885569] enqueue_task_rt+0x584/0xf30 [ 28.885571] __sched_setscheduler.constprop.0+0xe73/0x2640 [ 28.885572] sched_setscheduler+0xfa/0x150 [ 28.885573] watchdog_enable+0x11b/0x170 [ 28.885574] smpboot_thread_fn+0x40d/0x920 [ 28.885576] kthread+0x30d/0x420 [ 28.885577] ret_from_fork+0x24/0x30 [ 28.885577] [ 28.885578] -> #3 (&rt_b->rt_runtime_lock){-.-.}: [ 28.885582] _raw_spin_lock+0x2a/0x40 [ 28.885583] enqueue_task_rt+0x514/0xf30 [ 28.885585] __sched_setscheduler.constprop.0+0xe73/0x2640 [ 28.885586] sched_setscheduler+0xfa/0x150 [ 28.885588] watchdog_enable+0x11b/0x170 [ 28.885589] smpboot_thread_fn+0x40d/0x920 [ 28.885590] kthread+0x30d/0x420 [ 28.885591] ret_from_fork+0x24/0x30 [ 28.885592] [ 28.885592] -> #2 (&rq->lock){-.-.}: [ 28.885596] _raw_spin_lock+0x2a/0x40 [ 28.885598] task_fork_fair+0x63/0x550 [ 28.885599] sched_fork+0x39a/0xb60 [ 28.885600] copy_process.part.0+0x15b2/0x71c0 [ 28.885601] _do_fork+0x184/0xc80 [ 28.885602] kernel_thread+0x2f/0x40 [ 28.885603] rest_init+0x1f/0x2a3 [ 28.885605] start_kernel+0x743/0x763 [ 28.885606] secondary_startup_64+0xa5/0xb0 [ 28.885606] [ 28.885607] -> #1 (&p->pi_lock){-.-.}: [ 28.885611] _raw_spin_lock_irqsave+0x8c/0xc0 [ 28.885613] try_to_wake_up+0x6a/0x1100 [ 28.885614] up+0x75/0xb0 [ 28.885615] __up_console_sem+0xa9/0x1b0 [ 28.885616] console_unlock+0x531/0xf20 [ 28.885617] vt_ioctl+0x12eb/0x1b90 [ 28.885618] tty_ioctl+0x50f/0x1430 [ 28.885619] do_vfs_ioctl+0x75a/0xff0 [ 28.885620] SyS_ioctl+0x7f/0xb0 [ 28.885622] do_syscall_64+0x1d5/0x640 [ 28.885623] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.885624] [ 28.885624] -> #0 ((console_sem).lock){..-.}: [ 28.885629] lock_acquire+0x170/0x3f0 [ 28.885630] _raw_spin_lock_irqsave+0x8c/0xc0 [ 28.885631] down_trylock+0xe/0x60 [ 28.885632] __down_trylock_console_sem+0x97/0x1e0 [ 28.885634] vprintk_emit+0x1ee/0x620 [ 28.885635] vprintk_func+0x58/0x160 [ 28.885636] printk+0x9e/0xbc [ 28.885637] debug_print_object.cold+0xa7/0xdb [ 28.885639] debug_check_no_obj_freed+0x3b7/0x680 [ 28.885640] kfree+0xb9/0x250 [ 28.885641] __tcindex_destroy+0x2e/0x70 [ 28.885642] rcu_process_callbacks+0x780/0x1180 [ 28.885643] __do_softirq+0x24d/0x9ff [ 28.885645] irq_exit+0x193/0x240 [ 28.885646] smp_apic_timer_interrupt+0x141/0x5e0 [ 28.885647] apic_timer_interrupt+0x93/0xa0 [ 28.885648] deref_stack_reg+0xc/0x1a0 [ 28.885650] unwind_next_frame+0xfcc/0x17d0 [ 28.885651] __save_stack_trace+0x90/0x160 [ 28.885652] kasan_kmalloc+0xeb/0x160 [ 28.885654] kmem_cache_alloc_trace+0x131/0x3d0 [ 28.885655] tcindex_alloc_perfect_hash+0x18a/0x3c0 [ 28.885656] tcindex_set_parms+0x13fd/0x17c0 [ 28.885658] tcindex_change+0x1c1/0x2c0 [ 28.885659] tc_ctl_tfilter+0xb54/0x1c10 [ 28.885660] rtnetlink_rcv_msg+0x3be/0xb10 [ 28.885661] netlink_rcv_skb+0x125/0x390 [ 28.885663] netlink_unicast+0x437/0x610 [ 28.885664] netlink_sendmsg+0x648/0xbc0 [ 28.885665] sock_sendmsg+0xb5/0x100 [ 28.885666] ___sys_sendmsg+0x6c8/0x800 [ 28.885667] __sys_sendmsg+0xa3/0x120 [ 28.885668] SyS_sendmsg+0x27/0x40 [ 28.885670] do_syscall_64+0x1d5/0x640 [ 28.885671] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.885672] [ 28.885673] other info that might help us debug this: [ 28.885674] [ 28.885675] Chain exists of: [ 28.885675] (console_sem).lock --> hrtimer_bases.lock --> &obj_hash[i].lock [ 28.885681] [ 28.885682] Possible unsafe locking scenario: [ 28.885683] [ 28.885684] CPU0 CPU1 [ 28.885685] ---- ---- [ 28.885686] lock(&obj_hash[i].lock); [ 28.885689] lock(hrtimer_bases.lock); [ 28.885692] lock(&obj_hash[i].lock); [ 28.885694] lock((console_sem).lock); [ 28.885696] [ 28.885697] *** DEADLOCK *** [ 28.885698] [ 28.885699] 3 locks held by syz-executor305/7986: [ 28.885700] #0: (rtnl_mutex){+.+.}, at: [] rtnetlink_rcv_msg+0x31d/0xb10 [ 28.885704] #1: (rcu_callback){....}, at: [] rcu_process_callbacks+0x84e/0x1180 [ 28.885709] #2: (&obj_hash[i].lock){-.-.}, at: [] debug_check_no_obj_freed+0x135/0x680 [ 28.885714] [ 28.885715] stack backtrace: [ 28.885717] CPU: 1 PID: 7986 Comm: syz-executor305 Not tainted 4.14.290-syzkaller #0 [ 28.885719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 28.885720] Call Trace: [ 28.885721] [ 28.885722] dump_stack+0x1b2/0x281 [ 28.885723] print_circular_bug.constprop.0.cold+0x2d7/0x41e [ 28.885725] __lock_acquire+0x2e0e/0x3f20 [ 28.885726] ? pointer+0x31f/0x9e0 [ 28.885727] ? trace_hardirqs_on+0x10/0x10 [ 28.885728] ? format_decode+0x1cb/0x890 [ 28.885730] ? __lock_acquire+0x2190/0x3f20 [ 28.885731] ? check_preemption_disabled+0x35/0x240 [ 28.885732] ? kvm_clock_read+0x1f/0x30 [ 28.885734] ? kvm_sched_clock_read+0x5/0x10 [ 28.885735] ? sched_clock+0x2a/0x40 [ 28.885736] ? sched_clock_cpu+0x18/0x1b0 [ 28.885737] lock_acquire+0x170/0x3f0 [ 28.885738] ? down_trylock+0xe/0x60 [ 28.885739] ? vprintk_func+0x58/0x160 [ 28.885741] _raw_spin_lock_irqsave+0x8c/0xc0 [ 28.885742] ? down_trylock+0xe/0x60 [ 28.885743] down_trylock+0xe/0x60 [ 28.885744] ? vprintk_func+0x58/0x160 [ 28.885745] ? vprintk_func+0x58/0x160 [ 28.885747] __down_trylock_console_sem+0x97/0x1e0 [ 28.885748] vprintk_emit+0x1ee/0x620 [ 28.885749] vprintk_func+0x58/0x160 [ 28.885750] printk+0x9e/0xbc [ 28.885751] ? log_store.cold+0x16/0x16 [ 28.885752] ? lock_acquire+0x170/0x3f0 [ 28.885754] ? debug_check_no_obj_freed+0x135/0x680 [ 28.885755] debug_print_object.cold+0xa7/0xdb [ 28.885756] debug_check_no_obj_freed+0x3b7/0x680 [ 28.885758] ? debug_object_deactivate+0x1da/0x2e0 [ 28.885759] ? debug_object_activate+0x490/0x490 [ 28.885761] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.885762] kfree+0xb9/0x250 [ 28.885763] __tcindex_destroy+0x2e/0x70 [ 28.885764] ? __tcindex_partial_destroy+0x50/0x50 [ 28.885766] rcu_process_callbacks+0x780/0x1180 [ 28.885767] ? note_gp_changes+0x2f0/0x2f0 [ 28.885768] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.885770] __do_softirq+0x24d/0x9ff [ 28.885771] ? check_preemption_disabled+0x35/0x240 [ 28.885772] irq_exit+0x193/0x240 [ 28.885773] smp_apic_timer_interrupt+0x141/0x5e0 [ 28.885775] apic_timer_interrupt+0x93/0xa0 [ 28.885776] [ 28.885777] RIP: 0010:deref_stack_reg+0xc/0x1a0 [ 28.885778] RSP: 0018:ffff88809eb7efc0 EFLAGS: 00000287 ORIG_RAX: ffffffffffffff10 [ 28.885782] RAX: dffffc0000000000 RBX: 1ffff11013d6fe01 RCX: ffffffff8ac7f1d0 [ 28.885783] RDX: ffff88809eb7f0d0 RSI: ffff88809eb7fee8 RDI: ffff88809eb7f090 [ 28.885785] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001 [ 28.885787] R10: ffff88809eb7ff00 R11: 0000000000000001 R12: ffff88809eb7f0c5 [ 28.885789] R13: ffff88809eb7f0c8 R14: ffff88809eb7f0e0 R15: ffff88809eb7f090 [ 28.885790] unwind_next_frame+0xfcc/0x17d0 [ 28.885791] ? SyS_sendmsg+0x27/0x40 [ 28.885792] ? deref_stack_reg+0x1a0/0x1a0 [ 28.885794] ? is_bpf_text_address+0xb8/0x150 [ 28.885795] ? kernel_text_address+0xbd/0xf0 [ 28.885796] ? SyS_sendmsg+0x27/0x40 [ 28.885797] __save_stack_trace+0x90/0x160 [ 28.885799] ? do_syscall_64+0x1d5/0x640 [ 28.885800] kasan_kmalloc+0xeb/0x160 [ 28.885801] ? kasan_kmalloc+0xeb/0x160 [ 28.885802] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 28.885804] ? tcindex_alloc_perfect_hash+0x18a/0x3c0 [ 28.885805] ? tcindex_set_parms+0x13fd/0x17c0 [ 28.885806] ? tcindex_change+0x1c1/0x2c0 [ 28.885808] ? tc_ctl_tfilter+0xb54/0x1c10 [ 28.885809] ? rtnetlink_rcv_msg+0x3be/0xb10 [ 28.885810] ? netlink_rcv_skb+0x125/0x390 [ 28.885811] ? netlink_unicast+0x437/0x610 [ 28.885812] ? netlink_sendmsg+0x648/0xbc0 [ 28.885814] ? sock_sendmsg+0xb5/0x100 [ 28.885815] ? ___sys_sendmsg+0x6c8/0x800 [ 28.885816] ? __sys_sendmsg+0xa3/0x120 [ 28.885817] ? SyS_sendmsg+0x27/0x40 [ 28.885818] ? do_syscall_64+0x1d5/0x640 [ 28.885820] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.885821] ? trace_hardirqs_on+0x10/0x10 [ 28.885822] ? trace_hardirqs_on+0x10/0x10 [ 28.885824] ? cache_alloc_refill+0x2fa/0x350 [ 28.885825] ? lock_downgrade+0x740/0x740 [ 28.885826] ? fs_reclaim_release+0xd0/0x110 [ 28.885827] ? mark_held_locks+0xa6/0xf0 [ 28.885829] ? kmem_cache_alloc_trace+0x2d4/0x3d0 [ 28.885830] kmem_cache_alloc_trace+0x131/0x3d0 [ 28.885831] tcindex_alloc_perfect_hash+0x18a/0x3c0 [ 28.885833] tcindex_set_parms+0x13fd/0x17c0 [ 28.885834] ? kasan_kmalloc+0x139/0x160 [ 28.885835] ? tcindex_classify+0x470/0x470 [ 28.885836] ? __sys_sendmsg+0xa3/0x120 [ 28.885837] ? SyS_sendmsg+0x27/0x40 [ 28.885839] ? do_syscall_64+0x1d5/0x640 [ 28.885840] ? do_syscall_64+0x1d5/0x640 [ 28.885841] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.885843] ? trace_hardirqs_on+0x10/0x10 [ 28.885844] ? nla_parse+0x157/0x1f0 [ 28.885844] tci [ 28.885847] Lost 50 message(s)! [ 29.977432] Shutting down cpus with NMI [ 31.021305] Kernel Offset: disabled [ 31.024911] Rebooting in 86400 seconds..